I do not understand the given sentence. Please try to rephrase it.
Although it may seem like a simple sentence, there is a lot of hidden meaning in it. It could mean that the person is trying to say that they do not understand the language or the concept being explained. It could also mean that they are not able to comprehend what is being said or written. In order understand. If you are having difficulty understanding, please let me know so that I can help you better.